| Value | Category | Cases | |
|---|---|---|---|
| 1 | CHARCOAL | 227 |
82.5%
|
| 2 | FIREWOOD | 45 |
16.4%
|
| 3 | GAS | 1 |
0.4%
|
| 4 | PARAFFIN | 1 |
0.4%
|
| 5 | OTHER (SPECIFY) | 1 |
0.4%
|
| Sysmiss | 1715 |